Transcript
V 2.3 Issue date: 11/03/16
Installation Instructions for Extra Small Closure. Item Code: 51300166.
Kit Contents Designed for small pits and low pair count cables. Includes the closing/locking system, entry grommet, and double ‘O’-ring cover seal. • • • •
1 x Dome with retaining pin 1 x Base 1 x Grommet 2 x ‘O’-rings
1.
• • • •
1 x Cable Retainer 1 x Silica Gel 1 x Putty Block 2 x Lubricant Pack
lean ‘O’ ring grooves with PF Wet & Dry wipes. C Clean and dry the inside of the closure base with the P/F wet/dry wipes provided to remove grease and other residues.
2.
• • •
1 x Instruction Sheet 6 x Small Cable Ties 3 x Large Cable Ties
Clean cable with Wet & Dry wipes to remove all residues & grease.
V 2.3 Issue date: 11/03/16
3.
brade cable 150 mm from strip point A using tape supplied. Clean cable again with PF Wet & Dry wipes after abrading. Wet & Dry wipes after abrading.
5.
nsure all chambers are Cleaned and dried with PF Wet and Dry wipes prior to use, where chamber E access is limited use a flathead screwdriver as shown in the picture above. For large main ports abrade the port circumferentially using the P40 abrading strip provided. Re – clean and dry main cable port after abrasion using PF Wet and Dry wipes provided.
6.
hoose size of cable entry knockout. C Use screw driver to knock out cable. Turn screw driver to remove sharp edges within the hole.
7.
lean cables again with PF Wet & Dry C wipes. Insert cables into base using selected port.
8.
lide the cable retainer into the receiving S slot on the closure base.
9.
ttach cables to retainer using small A cable ties provided.
4.
etermine the cable layout and cut the D D grommet to suit. Grommet allows 5 large & 4 small cables.
V 2.3 Issue date: 11/03/16
10.
Secure the closure to the pit guard using reusable cable ties supplied.
12.
14.
Seal cables to base of closure using putty to create a dam to prevent sealant form escaping.
Place ‘O’ rings into grooves on the closure base after the sealant has cured and jig is removed. Apply lubricant.
11.
Install cable jig as shown and finger tighten to closure base. Secure cables to jig with cable ties. Ensure cables are retained & separated.
13.
Secure cables to jig. Dispense sealant. Follow instructions with closure sealant 10B. Fill sealant to top of cable port.
15.
Ensure ‘O’ rings have a thin film of lubricant (supplied) applied to entire O ring surface.
V 2.3 Issue date: 11/03/16
16.
18.
Pressure test with Extra Small Dome Tester and hand pump 30 minutes after sealant application. Recommended to pressure test all new closures installations using leak detection fluid at the base of the closure.
Align dome pins with key hole in base. Push down dome fully and rotate clockwise to lock dome to base.
17.
Remove 30g silica gel from the bag. Sign and date label. Place 30g silica gel into mesh bag and tie to conductor bundle. Replace the silica gel each time the closure is opened. Silica gel changes form yellow to green to indicate it is to be replaced.
19.
When fully engaged in locked position a click / positive deadlock stop will be achieved.
Notes :- Critical steps installing closure 1. It is important that the Cable is restrained, so they do not move cables while sealant is setting. ase of the closure is secure while pouring sealant 2. B and the number of cables within the closure are limited to what we recommend. are abraded & cleaned and separated, using 3. Cables the Cable Jig etc and cable ties. Securing the cable to the guards also helps separate and retain the cables. 4. If room available in closure a larger silica gel bag
20.
can be used. When fully engaged – insert locking pin through holes to lock dome in position.
V 2.3 Issue date: 11/03/16
Cable Layout Guide Extra Small Closure Knockout ports x 2 Maximum
Minimum
1 x 5/ 0.40 1 x 2 / 0.40 Or
Or
1 x 2 / 0.64
1 x 2 / 0.64
Maximum 2 / 0.40 Minimum 5 / 0.40
Maximum 2 / 0.40 Minimum 2 / 0.90
Main port. Maximum 30 / 0.40 looped Minimum 10 / 0.40 looped or single
V 2.3 Issue date: 11/03/16
3*
5
Conductor length grease + or -10% from Sheath Opening
Conductor length air core
7 1
Sheath Height (Grease)
Sheath cut (grease)
30mm
2
Use Cable Jigs to separate cables and hold in position Top edge of joint 8
Sealant pour height
Critical to remove tie wraps, splay the conductors to allow sealant provide water block.
Sealant level equals top of port
6 Sheath cut air core
9
10
Abrade cable 50% more circumferentially abrading use P40 or P60 Abrading cloth
Use Cable retainer to retain cables in position and stop movement
For air core cables cut and remove all tie wraps and splay conductors to allow flow of sealant around the conductors to form a water block
Dispense sealant. Spacing of cables is vital to ensure effective seal. Note: for sealant dispensing please refer to instructions provided with Dexbond sealant 10B.
Immediately after sealant application, gently rotate conductors on air core cables to allow sealant to flow around conductor bundle. Wait at least 30 minutes before closure is moved.
V 2.3
Issue date: 11/03/16
No. 6
No. 5
No. 4
No. 3*
No. 2
No. 1
Sheath cut air core
Conductor length air core
Closure Length
Conductor length grease
Sealant pour height
Sheath cut (grease)
Use Guide
Item No
30mm
185mm
215mm
100mm
60mm
115mm
- Up to 30/0.40 cables - New +MTC - No Clamp - Grease 'O' Rings - Use in B pit or smaller - Suitable for water Block Cable
51300166
Extra Small Closure
N/A New work only
N/A New work only
225mm
105mm
60mm
115mm
- Up to to 50/0.40 - New work only - Not suitable for water block cable - Not MTC use
51300167
Small New Work
N/A New work only
N/A New work only
300mm
155mm
85mm
145mm
- Up to 100/0.40 - New work only - No suitable for water block cable - Not MTC use
51300168
Large New Work
40mm
185mm
225mm
105mm
70mm
115mm
- Up to 50/0.40 - MTC + New work - Suitable for water block cable
51300212
Small Maintenance
40mm
250mm
290mm
155mm
70mm
130mm
- Up to 100/0.40 - MTC + New work - Suitable for water block cable - Aerial use with kit (51300225)
51300169
Large Maintenance
60mm
330mm
390mm
220mm
100mm
160mm
- Up to 100/0.40 - 100/0.64 - 50/0.90 - New work + MTC - Aerial Application (51300226)
51300170
Extra Large
CLOSURE GUIDE
Note:
a) *Grease cables sheath cut is positioned 30mm above top edge of base b) *Conductor lengths + or - 10% from sheath opening c) *Overall conductor length must fit upright inside dome height d) *Avoid cables bunching together or being too close to walls of closure
Other products needed to complete joint • Sealant 10B Dexbond 225ml, serial 51300173. (Amount to be ordered depends on closure size and pair count). • Silica gel pack 100g Dexgreen, serial 51300174. (30g bag serial 51300203 or 10g bag serial 51300207) Putty Dexbond, serial 51300175 (comes in 1 kg block) PF Wet / Dry wipes Dexgreen, serial 51300176 (comes in a bucket) Caulking gun, serial 51300178 Cable support jig, serial 51300177 O ring Extra small, serial 51300215 O ring small, serial 51300216 O ring large, serial 51300217 O ring extra-large, serial 51300218 • • • • • • • •
